OK request send EXCAVATORS PC390LC-10 S/N A30001-UP & K64001-UP ENGINE APP10-001001 PARTS PERFORMANCE BOLT a-173 A4719-001001 ENGINE CONTROLLER a-171 AWR00-001001 ENGINE WIRING HARNESS a-169 APP10-001003 PARTS PERFORMANCE CAMSHAFT a-177 APP10-001004 PARTS PERFORMANCE PISTON a-179 APP10-001005 PARTS PERFORMANCE INJECTOR a-181 APP10-001002 PARTS PERFORMANCE SUPPORT 1 For full view, you need register Parts on group : Pos. Part No Qty Parts name Comments 1. 6744-41-1010 [1] SUPPORT Komatsu 0.1 kg.